Finding the Fourth Proportional to 2,460,396.70, 3,395,349.55 and 1,372,668.44
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Solution
The fourth proportional to 2,460,396.70, 3,395,349.55 and 1,372,668.44 is: 1,894,283.63
Step by Step Solution
- Step 1: Write the proportion equation
2,460,396.70 : 3,395,349.55 = 1,372,668.44 : x - Step 2: Convert to fraction form
2,460,396.70/3,395,349.55 = 1,372,668.44/x - Step 3: Cross multiply
2,460,396.70x = 3,395,349.55 × 1,372,668.44 - Step 4: Simplify right side
2,460,396.70x = 4,660,689,177,751.76 - Step 5: Solve for x
x = 4,660,689,177,751.76/2,460,396.70 - Step 6: Final answer
x = 1,894,283.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.